<div class="l-card">
  <div class="l-card-header">
    <div>{{componentData.title}}</div>
    <i class="layui-icon layui-icon-set l-card-icon"></i>
  </div>
  <div class="l-card-body">
    <div id="chart" style="height: 300px"></div>
  </div>
</div>
